Therapeutic - 1 tsp. 3 times daily or more as directed by a doctor.Maintenance - 1/3 tsp. 3 times daily or 1 tsp. daily.

Note: Vitamin C as mineral ascorbates has a somewhat higher pH than does ascorbic acid alone. This higher pH gives it a somewhat better bowel tolerance. This can be improved upon by starting with a lower dose and gradually increasing it over a period of time.